Loic Poidevin / Golden jackal (Canis aureus) howling in grassland. Danube Delta, Romania, May.

Loic Poidevin / Golden jackal (Canis aureus) walking through grassland. Danube Delta, Romania, May.

Loic Poidevin / Golden jackal (Canis aureus) climbing tree trunk to scavenge fish left by Sea eagle. Hooded crow (Corvus cornix) perched at top. Danube Delta, Romania, May.

Loic Poidevin / Golden jackal (Canis aureus) snarling and chasing off Hooded crows (Corvus cornix). Danube Delta, Romania, May.

Loic Poidevin / Golden jackal (Canis aureus) snarling. Danube Delta, Romania, May.

Loic Poidevin / Golden jackal (Canis aureus) female baring teeth. Danube Delta, Romania, May.

Loic Poidevin / Golden jackal (Canis aureus) snarling at edge of grassland. Danube Delta, Romania, May.

Loic Poidevin / Golden jackal (Canis aureus) digging with sand flying behind. Danube Delta, Romania, May.

Loic Poidevin / Golden jackal (Canis aureus) walking on sand. Danube Delta, Romania, May.

Loic Poidevin / Golden jackal (Canis aureus). Danube Delta, Romania, May.

Loic Poidevin / Golden jackals (Canis aureus), two walking through grass. Danube Delta, Romania, May.

Loic Poidevin / Golden jackal (Canis aureus) portrait in grass. Danube Delta, Romania, May.